Which statement is true about the magnet and nails?

A) Both the magnet and the nails are permanent magnets.

B) Both the magnet and the nails are temporary magnets.

C) The magnets are temporary.

D) The magnets are permanent.

C3H8 + 2O2 → I don't known what this equation reacts to make

The aromatic amino acids are synthesized in humans by a pathway beginning with reaction of indole with serine. synthesized in bacteria in a pathway shared by all three, up to the production of the intermediate chorismate.

6. How is the law of conservation of mass shown by a balanced chemical equation?

A cylinder, with a piston pressing down with a constant pressure, is filled with 2.00 moles of a gas (n1), and its volume is 50.0 L (V1). If 0.

How many moles are there in 45.0 grams of sulfuric acid, H2SO4? moles

How do the products and reactants of a chemical change compare? The mass of the products is greater than the mass of the reactants because energy is taken in by the reaction.

Calculate the molecular mass of ferric oxide (FE3O4)

Which of the following is a technique used in relative dating? Beta decay Index fossil correlation Isotope ratios Radiocarbon dating

Methanol enters a distillation column at 43 c. the column does not have a reboiler and uses open steam for heating. the column is at 101.3 kpa. the steam is pure water and is a saturated vapor.

The wavelength of a specific in the infared is 4 x 10^-6 meters. given that the speed of light is 2.998 x 10^8 m/s, what should be the frequency of this infrared wave?